Multiple I/O Unit M1115NL

The wireless I/O radio deliver the highest I/O count per device, providing secure, reliable wireless communications and supporting true mesh networking capabilities. It acts as a gateway, access point/repeater, and I/O device.

The new DAWN Wireless platform follows our industry standard wireless devices as the first peer to peer wireless devices for industrial use. The DAWN Wireless products take advantage of a more powerful CPU, providing true mesh networking with over-the air configuration and firmware upgrade ability. Mesh networking allows for self organizing and self-healing (redundancy). Each module can handle discrete, analog, and pulse inputs and outputs while providing on-board Ethernet, in addition to an RS232 and RS-485 port with Modbus support. These advanced features are housedin an attractive, yet rugged Din-rail package with easy-to install mounting.

Product Description

  • 900 MHz radio @ 1 watt transmit strength – distance and reliability
  • Mesh network for self-organizing & self healing – quick install
  • 8 discrete I/0 -configurable for one-site requirements
  • 4 analog inputs -economical, yet scalable
  • 1 isolated analog output -for local control/annunciation
  • +24V analog loop supply -device provides supply to transmitters
  • Serial expansion modules -expand I/O as application demands
  • Ethernet port – quick connectivity to Ethernet network
  • On-board RS-232 port -serial communications
  • On-board RS485 with Modbus support
  • USB port for easy local configuration
  • Fail safe mode -determine-state if communications are lost
  • Smart power 15-30Vdcor lead acid battery is standard
  • Power conservation option -sleep mode option to save battery
  • Protocol support – act as Modbus master/Modbus slave
  • Industrial grades ecurity with AES (128) encryption
  • On board memory for store and forward data – flash optional
  • Device and network diagnostics
  • 2 year warranty


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